by Giddens, Anthony $7.00
by Prof. J. Suprapto, M.A. APU $11.00
by Jazim Hamidi & Budiman N.P.D. Sinaga $7.00
by Ir. Hieronymus Budi Santoso $5.00
by Capt. R.P. Suyono $9.00
by Mahyudin Purwanto $6.00
